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NCS Remote I/O and Custody Transfer Metering at Steel Mill

NCS Remote I/O and Custody Transfer Metering at Steel Mill
Industry: Mining and Metal Refining

The Problem: In this application the gas company installed a RTU & Instrumentation for billing purposes to meter the gas sold to a large steel mill. The user installed their own Instrumentation at the same location (gas gate) and needs to compare the readings.

Published: February 12, 2018

Detailed Description of Converting Dry Contacts to Analog Signals

Before converting a dry contact to an analog signal it is important to first determine what signal levels you will need.  Since the TMZ accepts a 4-20mA signal then we can choose any current values within 4mA and 20mA.  For this application we chose 'NOT FULL' to be equal to 20mA, and “NEAR FULL” to be represented at 4mA. 

 

Published: October 11, 2017

HCS: HART Concentrator System HART-to-MODBUS RTU Converter

HCS: HART Concentrator System HART-to-MODBUS RTU Converter
HART® Concentrator System HART-to-MODBUS RTU Converter
Published: August 10, 2017

Enhanced Feature - MODBUS Master - Turns the NCS into Universal MODBUS Plant Solution

Enhanced Feature - MODBUS Master - Turns the NCS into Universal MODBUS Plant Solution

MODBUS still remains the most popular industrial networking standard in the process industries.  MODBUS devices communicate over twisted pair, Ethernet, Fiber and even communicate via  industrial wireless radios.  Most often MODBUS slave devices communicate over RS-485 twisted pair networks that are abundant in most plants.  The recent installation of Ethernet and Fiber backbones has led way to the use of many MODBUS/TCP devices.

Published: August 17, 2016
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